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Finding the Fourth Proportional to 240,101.68, 360,152.16 and 71,617.60

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Solution

The fourth proportional to 240,101.68, 360,152.16 and 71,617.60 is: 107,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,101.68 : 360,152.16 = 71,617.60 : x
  2. Step 2: Convert to fraction form
    240,101.68/360,152.16 = 71,617.60/x
  3. Step 3: Cross multiply
    240,101.68x = 360,152.16 × 71,617.60
  4. Step 4: Simplify right side
    240,101.68x = 25,793,233,334.02
  5. Step 5: Solve for x
    x = 25,793,233,334.02/240,101.68
  6. Step 6: Final answer
    x = 107,426.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.